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OpenStudy (anonymous):
solution to the system of equations 2x = 10 - y -2y = 22 - 3x A. (6, -20) B. (6, -2) C. (6, 2) D. (7, -4) HELP MEE
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OpenStudy (anonymous):
-y=2x-10 -2y=-3x+22 multiple the first by -2 then add the two equations
OpenStudy (anonymous):
2y=-4x+20 -2y=-3x+22 \[-- -- \] 0=-7x+42 7x=42 x=6
OpenStudy (anonymous):
then y=-2
OpenStudy (anonymous):
Thanks ! im pretty sure i got it down now
OpenStudy (anonymous):
np :)
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